The lengths of pregnancies in a small rural village are normally distributed with a mean of 269 days and a standard deviation of 17 days.

In what range would you expect to find the middle 98% of most pregnancies?
Between
299.34
Incorrect229.3 and
303.4
Incorrect308.7.

If you were to draw samples of size 58 from this population, in what range would you expect to find the middle 98% of most averages for the lengths of pregnancies in the sample?
Between
264
Correct and
274.1
Correct.

Enter your answers as numbers. Your answers should be accurate to 1 decimal places.